SEOUL (Reuters) - Samsung Electronics Co Ltd said on Friday its CEO and Vice Chairman Kwon Oh-hyun plans to step down from management, deepening concerns over a leadership vacuum at the tech giant after group scion Jay Y. Lee was jailed for bribery.

SEOUL (Reuters) - Samsung Electronics Co Ltd said on Friday its CEO and Vice Chairman Kwon Oh-hyun plans to step down from management, deepening concerns over a leadership vacuum at the tech giant after group scion Jay Y. Lee was jailed for bribery.